Here is a wonderful German pin from the Arts & Crafts era. It is made of sterling silver and is bezel set with three round amethysts. The largest one measures 5/16" in diameter and the smallest one 1/4". Stamped on the back is Sterling Germany and on a bar that runs across the back Pat. Pending. Weight is 9.13 grams. There is some residue of silver polish on the back of the pin. Other than that it is in excellent condition.
Arts & Crafts German Sterling Amethyst Pin